Home / 96,916,932.80-145,375,399.20-66,305,931.20

Finding the Fourth Proportional to 96,916,932.80, 145,375,399.20 and 66,305,931.20

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Solution

The fourth proportional to 96,916,932.80, 145,375,399.20 and 66,305,931.20 is: 99,458,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,916,932.80 : 145,375,399.20 = 66,305,931.20 : x
  2. Step 2: Convert to fraction form
    96,916,932.80/145,375,399.20 = 66,305,931.20/x
  3. Step 3: Cross multiply
    96,916,932.80x = 145,375,399.20 × 66,305,931.20
  4. Step 4: Simplify right side
    96,916,932.80x = 9,639,251,217,527,734
  5. Step 5: Solve for x
    x = 9,639,251,217,527,734/96,916,932.80
  6. Step 6: Final answer
    x = 99,458,896.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.